Volcanic eruptions are often, although by no means always, associated with a profuse output of fine pyroclastic material, tephra. While residence time in the atmosphere of the very finest of these ...
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A massive eruption 74,000 years ago affected the whole planet – archaeologists use volcanic glass to figure out how people survived
The Toba catastrophe hypothesis was one prominent school of thought for many years. It proposes that the Toba supereruption caused a global cooling event that lasted up to six years. Its effects, ...
The USGS Hawaiian Volcano Observatory monitors volcanic activity across the Hawaiian Islands and American Samoa, helping to ...
Tephrochronology is a specialised stratigraphic method that utilises volcanic ash (tephra) layers to synchronise, date and correlate geological, palaeoenvironmental and archaeological sequences. By ...
There is much to appreciate about the ongoing Kilauea summit eruption as it approaches its six-month anniversary on June 23. The stunning episodic lava fountains and lava flows erupting within ...
HONOLULU (KHON2) — Kilauea came alive around 5:35 a.m. on Tuesday, Sept. 2, and while the fountains had ceased by the evening, Big Island Residents say every episode feels like a once-in-a-lifetime ...
(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Jayde N. Hirniak, Arizona State University (THE CONVERSATION) If you were lucky 74,000 ...
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